Home / 5,753.75-7,940.18-3,269.75

Finding the Fourth Proportional to 5,753.75, 7,940.18 and 3,269.75

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Solution

The fourth proportional to 5,753.75, 7,940.18 and 3,269.75 is: 4,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.75 : 7,940.18 = 3,269.75 : x
  2. Step 2: Convert to fraction form
    5,753.75/7,940.18 = 3,269.75/x
  3. Step 3: Cross multiply
    5,753.75x = 7,940.18 × 3,269.75
  4. Step 4: Simplify right side
    5,753.75x = 25,962,403.56
  5. Step 5: Solve for x
    x = 25,962,403.56/5,753.75
  6. Step 6: Final answer
    x = 4,512.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.